public void DetermineMultiple_ReturnsExpected(ushort position, ulong expectedResult, params ulong[] numbers)
{
// Arrange
var subject = new LinearMultiplesService();
// Act
var result = subject.DetermineMultiple(position, numbers);
// Assert
result.Should().Be(expectedResult);
}
public void DetermineMultiple_InvalidNumbers_ArgumentException(params ulong[] numbers)
{
// Arrange
var subject = new LinearMultiplesService();
// Act & Assert
subject
.Invoking(s => s.DetermineMultiple(2, numbers))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("Every provided number argument must be greater than \"1\" (Parameter 'numbers')");
}
public void DetermineMultiple_EmptyNumbersList_ArgumentException()
{
// Arrange
var subject = new LinearMultiplesService();
// Act & Assert
subject
.Invoking(s => s.DetermineMultiple(2))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("Argument cannot be an empty collection (Parameter 'numbers')");
}
public void DetermineMultiple_InvalidPosition_ArgumentException(int position)
{
// Arrange
var subject = new LinearMultiplesService();
// Act & Assert
subject
.Invoking(s => s.DetermineMultiple(position, 2))
.Should()
.ThrowExactly <ArgumentException>()
.WithMessage("Argument must be greater than 0 (Parameter 'position')");
}
